package org.xyl.service.impl;

import org.springframework.stereotype.Service;
import org.xyl.service.McpService;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;

/**
 * MCP核心业务逻辑服务实现
 */
@Service
public class McpServiceImpl implements McpService {
    
    @Override
    public List<KnowledgeBaseResult> searchKnowledgeBase(String query, String documentType, int maxResults) {
        // 模拟知识库搜索实现
        // 在实际应用中，这里会调用RAG引擎或其他搜索服务
        List<KnowledgeBaseResult> results = new ArrayList<>();
        
        // 示例结果
        KnowledgeBaseResult result1 = new KnowledgeBaseResult();
        result1.setId(UUID.randomUUID().toString());
        result1.setTitle("ESL设备常见问题解答");
        result1.setContent("ESL-202型号的默认心跳间隔是60秒，可以通过管理平台进行调整。");
        result1.setSource("手册");
        result1.setScore(0.95);
        
        KnowledgeBaseResult result2 = new KnowledgeBaseResult();
        result2.setId(UUID.randomUUID().toString());
        result2.setTitle("网络注册超时解决方案");
        result2.setContent("当设备出现'网络注册超时'错误时，通常是因为信号强度不足或网络覆盖问题导致的。建议检查设备安装位置的信号强度。");
        result2.setSource("工单");
        result2.setScore(0.88);
        
        results.add(result1);
        results.add(result2);
        
        return results;
    }
    
    @Override
    public DeviceStatus getDeviceStatus(String deviceId) {
        // 模拟获取设备状态
        // 在实际应用中，这里会调用设备管理平台的API
        DeviceStatus status = new DeviceStatus();
        status.setDeviceId(deviceId);
        status.setStatus("在线");
        status.setBatteryVoltage(3.6);
        status.setSignalStrength(-105); // dBm
        status.setTemperature(25.5);
        status.setLastOnlineTime(LocalDateTime.now().minusMinutes(5).format(DateTimeFormatter.ISO_DATE_TIME));
        status.setFirmwareVersion("V1.2");
        
        return status;
    }
    
    @Override
    public LogAnalysisResult analyzeDeviceLogs(String deviceId, String timeRange) {
        // 模拟分析设备日志
        // 在实际应用中，这里会调用日志平台API并进行分析
        LogAnalysisResult result = new LogAnalysisResult();
        result.setDeviceId(deviceId);
        
        List<String> errorMessages = new ArrayList<>();
        errorMessages.add("网络注册超时");
        errorMessages.add("电量不足警告");
        result.setErrorMessages(errorMessages);
        
        List<LogAnalysisResult.LogPattern> patterns = new ArrayList<>();
        LogAnalysisResult.LogPattern pattern1 = new LogAnalysisResult.LogPattern();
        pattern1.setPattern("信号丢失");
        pattern1.setCount(120);
        pattern1.setSeverity("高");
        patterns.add(pattern1);
        
        LogAnalysisResult.LogPattern pattern2 = new LogAnalysisResult.LogPattern();
        pattern2.setPattern("重连成功");
        pattern2.setCount(95);
        pattern2.setSeverity("中");
        patterns.add(pattern2);
        
        result.setPatterns(patterns);
        result.setSummary("设备在过去" + timeRange + "内出现多次信号不稳定情况，建议检查安装位置或考虑网络增强方案。");
        
        return result;
    }
    
    @Override
    public SupportTicket createSupportTicket(String customerId, String deviceId, String problemDescription, String priority) {
        // 模拟创建支持工单
        // 在实际应用中，这里会调用CRM/工单系统的API
        SupportTicket ticket = new SupportTicket();
        ticket.setTicketId("TICKET-" + UUID.randomUUID().toString().substring(0, 8).toUpperCase());
        ticket.setCustomerId(customerId);
        ticket.setDeviceId(deviceId);
        ticket.setProblemDescription(problemDescription);
        ticket.setPriority(priority);
        ticket.setStatus("新建");
        ticket.setCreatedAt(LocalDateTime.now().format(DateTimeFormatter.ISO_DATE_TIME));
        
        return ticket;
    }
}
